John Piper (BD, Fuller Theological Seminary; DTheol, University of Munich) is founder and teacher of desiringGod.org and chancellor of Bethlehem College & Seminary. For over 30 years, he served as senior pastor at Bethlehem Baptist Church, Minneapolis, Minnesota. John is the author of more than 50 books and more than 30 years of his preaching and teaching is available free at desiringGod.org. John and his wife, Noel, have four sons, one daughter, and twelve grandchildren.